*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR0809302 CHEMICAL NAME : Pyrazolo(3,4-d)thiazolo(3,2-a)pyrimidin-4(1H)-one, 1,6-dimethyl- CAS REGISTRY NUMBER : 152423-12-6 LAST UPDATED : 199509 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C9-H8-N4-O-S MOLECULAR WEIGHT : 220.27 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1,6-Dimethylpyrazolo(3,4-d)thiazolo(3,2-a)pyrimidin-4(1H)-one *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 650 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Lungs, Thorax, or Respiration - respiratory depression REFERENCE : EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 28,363,1993 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 300 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Lungs, Thorax, or Respiration - respiratory depression REFERENCE : EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 28,363,1993 *** END OF RECORD ***